CA2712437C - Additifs pour ciment - Google Patents

Additifs pour ciment Download PDF

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Publication number
CA2712437C
CA2712437C CA2712437A CA2712437A CA2712437C CA 2712437 C CA2712437 C CA 2712437C CA 2712437 A CA2712437 A CA 2712437A CA 2712437 A CA2712437 A CA 2712437A CA 2712437 C CA2712437 C CA 2712437C
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CA
Canada
Prior art keywords
calcium
bcsaf
alkanolamine
clinker
composition according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2712437A
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English (en)
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CA2712437A1 (fr
Inventor
Ellis Gartner
Vincent Morin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Holcim Technology Ltd
Original Assignee
Lafarge SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lafarge SA filed Critical Lafarge SA
Publication of CA2712437A1 publication Critical patent/CA2712437A1/fr
Application granted granted Critical
Publication of CA2712437C publication Critical patent/CA2712437C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06—Aluminous cements
    • C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06—Aluminous cements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Compounds Of Iron (AREA)

Abstract

La présente invention concerne une composition de ciment de bélite-sulfoaluminate de calcium-ferrite (BCSAF) comprenant : un mâchefer BCSAF, ledit mâchefer ayant la composition minéralogique suivante, sur la base du poids total du mâchefer : de 5 à 25 %, de préférence de 10 à 20 %, dune phase daluminoferrite de calcium ayant la formule générale C2AxF(1-X), dans laquelle X est de 0,2 à 0,8 ; de 15 à 35 % dune phase de sulfoaluminate de calcium ; de 40 à 75 % de bélite (C2S) ; de 0,01 à 10 % au total dune ou plusieurs phases mineures choisies parmi des sulfates de calcium, des sulfates de métal alcalin, la pérovskite, des aluminates de calcium, la gehlénite, la chaux libre et la périclase et/ou une phase vitreuse ; et une alcanolamine.
CA2712437A 2008-03-28 2009-03-24 Additifs pour ciment Active CA2712437C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08356056.5 2008-03-28
EP08356056A EP2105419A1 (fr) 2008-03-28 2008-03-28 Additifs pour ciment
PCT/IB2009/005415 WO2009118652A1 (fr) 2008-03-28 2009-03-24 Additifs pour ciment

Publications (2)

Publication Number Publication Date
CA2712437A1 CA2712437A1 (fr) 2009-10-01
CA2712437C true CA2712437C (fr) 2017-05-02

Family

ID=39616453

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2712437A Active CA2712437C (fr) 2008-03-28 2009-03-24 Additifs pour ciment

Country Status (16)

Country Link
US (1) US7998267B2 (fr)
EP (2) EP2105419A1 (fr)
JP (1) JP5547173B2 (fr)
KR (1) KR101577084B1 (fr)
CN (1) CN101952216B (fr)
BR (1) BRPI0908828A2 (fr)
CA (1) CA2712437C (fr)
EG (1) EG27076A (fr)
ES (1) ES2402474T3 (fr)
MA (1) MA32244B1 (fr)
MX (1) MX2010010596A (fr)
PL (1) PL2285749T3 (fr)
RU (1) RU2509739C2 (fr)
UA (1) UA100150C2 (fr)
WO (1) WO2009118652A1 (fr)
ZA (1) ZA201005283B (fr)

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CN103601381B (zh) * 2013-11-07 2015-08-19 广西云燕特种水泥建材有限公司 一种绿色高性能水泥及其生产方法
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Also Published As

Publication number Publication date
US7998267B2 (en) 2011-08-16
EP2105419A1 (fr) 2009-09-30
JP5547173B2 (ja) 2014-07-09
UA100150C2 (en) 2012-11-26
ES2402474T3 (es) 2013-05-06
EP2285749B1 (fr) 2013-03-13
CN101952216B (zh) 2013-04-10
BRPI0908828A2 (pt) 2015-07-28
US20110041736A1 (en) 2011-02-24
RU2509739C2 (ru) 2014-03-20
JP2011515323A (ja) 2011-05-19
MX2010010596A (es) 2010-12-06
KR101577084B1 (ko) 2015-12-11
EP2285749A1 (fr) 2011-02-23
EG27076A (en) 2015-05-18
WO2009118652A1 (fr) 2009-10-01
PL2285749T3 (pl) 2013-06-28
KR20100132498A (ko) 2010-12-17
RU2010144065A (ru) 2012-05-10
MA32244B1 (fr) 2011-04-01
ZA201005283B (en) 2011-04-28
CA2712437A1 (fr) 2009-10-01
WO2009118652A8 (fr) 2010-10-14
CN101952216A (zh) 2011-01-19

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